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Specifications
Mfr. Part #:
787-500-IS
Key Attributes
Model Number:
787-500-IS
Product Description
Product Overview
The Wilcoxon 787-500-IS is a low-frequency, intrinsically safe accelerometer designed for hazardous area applications. It features high sensitivity, extended low-frequency response, and is manufactured in an ISO 9001 facility. This accelerometer is certified for use in Class I, Div 1 Groups A, B, C, D; Class II, Div 1 Groups E, F, G; Class III; and Class I Zone 0 hazardous environments, meeting AEx/Ex ia IIC T4 and II 1 G Ex ia IIC T4 Ga standards. It is suitable for applications involving explosive atmospheres caused by gases, vapors, or mists.
Product Attributes
- Brand: Wilcoxon Sensing Technologies
- Company: An Amphenol Company
- Origin: USA
- Certifications: Class I, Div 1 Groups A, B, C, D; Class II, Div 1 Groups E, F, G; Class III; Class I Zone 0 AEx/Ex ia IIC T4 Ta = -50C to 120C; II 1 G Ex ia IIC T4 Ga Ta = -50C to 120C
- Material: 316L stainless steel (Case)
- Mounting: 1/4-28 captive hex head screw, 0.046 diameter safety wire hole
- Output Connector: 2 pin, MIL-C-5015 style (R6 type mating connector)
- Sensing Element Design: PZT, shear
- Sealing: Hermetic
- Grounding: Case isolated, internally shielded
- Manufacturing Facility: ISO 9001
Technical Specifications
| Specification | Value |
|---|---|
| Model | 787-500-IS |
| Sensitivity ( 5%, 25C) | 500 mV/g |
| Acceleration Range (VDC > 22 V) | 10 g peak |
| Amplitude Nonlinearity | 1% |
| Frequency Response ( 10%) | 0.5 - 5,000 Hz |
| Frequency Response ( 3 dB) | 0.2 - 10,000 Hz |
| Resonance Frequency | 22 kHz |
| Transverse Sensitivity (max) | 5% of axial |
| Temperature Response (20C) | 10% |
| Temperature Response (+120C) | +10% |
| Power Requirement: Voltage Source | 18 - 28 VDC |
| Power Requirement: Current Regulating Diode | 2 - 10 mA |
| Electrical Noise (equiv. g, 2.5 Hz to 25 kHz) | 250 g |
| Spectral Noise (10 Hz) | 2.5 g/Hz |
| Spectral Noise (100 Hz) | 1.5 g/Hz |
| Spectral Noise (1,000 Hz) | 1.5 g/Hz |
| Output Impedance (max) | 100 |
| Bias Output Voltage | 12 VDC |
| Temperature Range | 50 to +120C |
| Vibration Limit | 500 g peak |
| Shock Limit | 5,000 g peak |
| Electromagnetic Sensitivity (equiv. g, max) | 70 g/gauss |
| Base Strain Sensitivity (max) | 0.0002 g/strain |
| Weight | 145 grams |
| Dimensions (approx.) | Height: 2.09 in (53.1 mm), Diameter: 0.98 in (24.9 mm) |
| Hazardous Area Temperature Range (for specific applications) | -40C to +80C |
2107280540_Amphenol-787-500-IS_C1019435.pdf
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